Home / 3,644.24-5,462.15-1,561.14

Finding the Fourth Proportional to 3,644.24, 5,462.15 and 1,561.14

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Solution

The fourth proportional to 3,644.24, 5,462.15 and 1,561.14 is: 2,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.24 : 5,462.15 = 1,561.14 : x
  2. Step 2: Convert to fraction form
    3,644.24/5,462.15 = 1,561.14/x
  3. Step 3: Cross multiply
    3,644.24x = 5,462.15 × 1,561.14
  4. Step 4: Simplify right side
    3,644.24x = 8,527,173.05
  5. Step 5: Solve for x
    x = 8,527,173.05/3,644.24
  6. Step 6: Final answer
    x = 2,339.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.